1 /* 2 * Copyright (C) 2024 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.systemui.statusbar.phone 18 19 import android.content.res.Configuration 20 21 /** 22 * Used to forward a configuration change to other components. 23 * 24 * This is commonly used to propagate configs to [ConfigurationController]. Note that there could be 25 * different configuration forwarder, for example each display, window or group of classes (e.g. 26 * shade window classes). 27 */ 28 interface ConfigurationForwarder { 29 /** Should be called when a new configuration is received. */ onConfigurationChangednull30 fun onConfigurationChanged(newConfiguration: Configuration) 31 32 /** 33 * Should be called when the view associated to this configuration forwarded moved to another 34 * display, usually as a consequence of [View.onMovedToDisplay]. 35 * 36 * For the default configuration forwarder (associated with the global configuration) this is 37 * never expected to be called. 38 */ 39 fun dispatchOnMovedToDisplay(newDisplayId: Int, newConfiguration: Configuration) 40 } 41